Kungurtsev, O., S. Zinovatna, I. Potochniak, and N. Novikova. “Development of Methods for Pre-Clustering and Virtual Merging of Short Documents for Building Domain Dictionaries”. Eastern-European Journal of Enterprise Technologies, vol. 5, no. 2 (107), Oct. 2020, pp. 39-47, doi:10.15587/1729-4061.2020.215190.